Worksheet 549 · Skill 6

Course to steer

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1. You are at 026°T, 2.4 nm from Mill stack, bound for Green can "1". Your speed through the water is 8.6 kn. The current sets 182°T at 1.5 kn.

   Find the true course to steer that keeps you on the straight track to the buoy, your speed over the ground, and how many minutes it will take.

   Tolerance: 3° (the track is measured on the chart), 0.3 kn and 3 minutes (or 5 %).

   Course to steer: ________ °T   Speed over the ground: ________ kn   Time to the mark: ________ min  

2. You are at 194°T, 1.8 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 5.0 kn. The current sets 327°T at 0.7 kn.

   Find the true course to steer that keeps you on the straight track to the buoy, your speed over the ground, and how many minutes it will take.

   Tolerance: 3° (the track is measured on the chart), 0.3 kn and 3 minutes (or 5 %).

   Course to steer: ________ °T   Speed over the ground: ________ kn   Time to the mark: ________ min  

3. You are at 088°T, 3.0 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 6.9 kn. The current sets 310°T at 2.5 kn.

   Find the true course to steer that keeps you on the straight track to the buoy, your speed over the ground, and how many minutes it will take.

   Tolerance: 3° (the track is measured on the chart), 0.3 kn and 3 minutes (or 5 %).

   Course to steer: ________ °T   Speed over the ground: ________ kn   Time to the mark: ________ min  

4. You are at 029°T, 3.5 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 11.2 kn. The current sets 195°T at 1.9 kn.

   Find the true course to steer that keeps you on the straight track to the buoy, your speed over the ground, and how many minutes it will take.

   Tolerance: 3° (the track is measured on the chart), 0.3 kn and 3 minutes (or 5 %).

   Course to steer: ________ °T   Speed over the ground: ________ kn   Time to the mark: ________ min  

5. You are at 097°T, 2.4 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 5.1 kn. The current sets 218°T at 1.5 kn.

   Find the true course to steer that keeps you on the straight track to the buoy, your speed over the ground, and how many minutes it will take.

   Tolerance: 3° (the track is measured on the chart), 0.3 kn and 3 minutes (or 5 %).

   Course to steer: ________ °T   Speed over the ground: ________ kn   Time to the mark: ________ min  

6. You are at 194°T, 1.2 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 6.2 kn. The current sets 279°T at 0.6 kn.

   Find the true course to steer that keeps you on the straight track to the buoy, your speed over the ground, and how many minutes it will take.

   Tolerance: 3° (the track is measured on the chart), 0.3 kn and 3 minutes (or 5 %).

   Course to steer: ________ °T   Speed over the ground: ________ kn   Time to the mark: ________ min  

7. You are at 050°T, 1.4 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 11.9 kn. The current sets 159°T at 2.0 kn.

   Find the true course to steer that keeps you on the straight track to the buoy, your speed over the ground, and how many minutes it will take.

   Tolerance: 3° (the track is measured on the chart), 0.3 kn and 3 minutes (or 5 %).

   Course to steer: ________ °T   Speed over the ground: ________ kn   Time to the mark: ________ min  

8. You are at 040°T, 1.1 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 5.7 kn. The current sets 139°T at 1.5 kn.

   Find the true course to steer that keeps you on the straight track to the buoy, your speed over the ground, and how many minutes it will take.

   Tolerance: 3° (the track is measured on the chart), 0.3 kn and 3 minutes (or 5 %).

   Course to steer: ________ °T   Speed over the ground: ________ kn   Time to the mark: ________ min